libavformat/raw.c

   1 /*
   2  * RAW muxer and demuxer
   3  * Copyright (c) 2001 Fabrice Bellard
   4  * Copyright (c) 2005 Alex Beregszaszi
   5  *
   6  * This file is part of FFmpeg.
   7  *
   8  * FFmpeg is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * FFmpeg is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with FFmpeg; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  21  */
  22
  23 #include "libavutil/crc.h"
  24 #include "libavcodec/ac3_parser.h"
  25 #include "libavcodec/get_bits.h"
  26 #include "libavcodec/bytestream.h"
  27 #include "avformat.h"
  28 #include "raw.h"
  29 #include "id3v2.h"
  30 #include "id3v1.h"
  31
  32 /* simple formats */
  33
  34 #if CONFIG_ROQ_MUXER
  35 static int roq_write_header(struct AVFormatContext *s)
  36 {
  37     static const uint8_t header[] = {
  38         0x84, 0x10, 0xFF, 0xFF, 0xFF, 0xFF, 0x1E, 0x00
  39     };
  40
  41     put_buffer(s->pb, header, 8);
  42     put_flush_packet(s->pb);
  43
  44     return 0;
  45 }
  46 #endif
  47
  48 #if CONFIG_NULL_MUXER
  49 static int null_write_packet(struct AVFormatContext *s, AVPacket *pkt)
  50 {
  51     return 0;
  52 }
  53 #endif
  54
  55 #if CONFIG_MUXERS
  56 static int raw_write_packet(struct AVFormatContext *s, AVPacket *pkt)
  57 {
  58     put_buffer(s->pb, pkt->data, pkt->size);
  59     put_flush_packet(s->pb);
  60     return 0;
  61 }
  62 #endif
  63
  64 #if CONFIG_DEMUXERS
  65 /* raw input */
  66 static int raw_read_header(AVFormatContext *s, AVFormatParameters *ap)
  67 {
  68     AVStream *st;
  69     int id;
  70
  71     st = av_new_stream(s, 0);
  72     if (!st)
  73         return AVERROR(ENOMEM);
  74
  75         id = s->iformat->value;
  76         if (id == CODEC_ID_RAWVIDEO) {
  77             st->codec->codec_type = CODEC_TYPE_VIDEO;
  78         } else {
  79             st->codec->codec_type = CODEC_TYPE_AUDIO;
  80         }
  81         st->codec->codec_id = id;
  82
  83         switch(st->codec->codec_type) {
  84         case CODEC_TYPE_AUDIO:
  85             st->codec->sample_rate = ap->sample_rate;
  86             if(ap->channels) st->codec->channels = ap->channels;
  87             else             st->codec->channels = 1;
  88             st->codec->bits_per_coded_sample = av_get_bits_per_sample(st->codec->codec_id);
  89             assert(st->codec->bits_per_coded_sample > 0);
  90             st->codec->block_align = st->codec->bits_per_coded_sample*st->codec->channels/8;
  91             av_set_pts_info(st, 64, 1, st->codec->sample_rate);
  92             break;
  93         case CODEC_TYPE_VIDEO:
  94             if(ap->time_base.num)
  95                 av_set_pts_info(st, 64, ap->time_base.num, ap->time_base.den);
  96             else
  97                 av_set_pts_info(st, 64, 1, 25);
  98             st->codec->width = ap->width;
  99             st->codec->height = ap->height;
 100             st->codec->pix_fmt = ap->pix_fmt;
 101             if(st->codec->pix_fmt == PIX_FMT_NONE)
 102                 st->codec->pix_fmt= PIX_FMT_YUV420P;
 103             break;
 104         default:
 105             return -1;
 106         }
 107     return 0;
 108 }
 109
 110 #define RAW_PACKET_SIZE 1024
 111 #define RAW_SAMPLES     1024
 112
 113 static int raw_read_packet(AVFormatContext *s, AVPacket *pkt)
 114 {
 115     int ret, size, bps;
 116     //    AVStream *st = s->streams[0];
 117
 118     size= RAW_SAMPLES*s->streams[0]->codec->block_align;
 119
 120     ret= av_get_packet(s->pb, pkt, size);
 121
 122     pkt->stream_index = 0;
 123     if (ret <= 0) {
 124         return AVERROR(EIO);
 125     }
 126     /* note: we need to modify the packet size here to handle the last
 127        packet */
 128     pkt->size = ret;
 129
 130     bps= av_get_bits_per_sample(s->streams[0]->codec->codec_id);
 131     assert(bps); // if false there IS a bug elsewhere (NOT in this function)
 132     pkt->dts=
 133     pkt->pts= pkt->pos*8 / (bps * s->streams[0]->codec->channels);
 134
 135     return ret;
 136 }
 137
 138 int ff_raw_read_partial_packet(AVFormatContext *s, AVPacket *pkt)
 139 {
 140     int ret, size;
 141
 142     size = RAW_PACKET_SIZE;
 143
 144     if (av_new_packet(pkt, size) < 0)
 145         return AVERROR(EIO);
 146
 147     pkt->pos= url_ftell(s->pb);
 148     pkt->stream_index = 0;
 149     ret = get_partial_buffer(s->pb, pkt->data, size);
 150     if (ret <= 0) {
 151         av_free_packet(pkt);
 152         return AVERROR(EIO);
 153     }
 154     pkt->size = ret;
 155     return ret;
 156 }
 157 #endif
 158
 159 #if CONFIG_RAWVIDEO_DEMUXER
 160 static int rawvideo_read_packet(AVFormatContext *s, AVPacket *pkt)
 161 {
 162     int packet_size, ret, width, height;
 163     AVStream *st = s->streams[0];
 164
 165     width = st->codec->width;
 166     height = st->codec->height;
 167
 168     packet_size = avpicture_get_size(st->codec->pix_fmt, width, height);
 169     if (packet_size < 0)
 170         return -1;
 171
 172     ret= av_get_packet(s->pb, pkt, packet_size);
 173     pkt->pts=
 174     pkt->dts= pkt->pos / packet_size;
 175
 176     pkt->stream_index = 0;
 177     if (ret != packet_size) {
 178         return AVERROR(EIO);
 179     } else {
 180         return 0;
 181     }
 182 }
 183 #endif
 184
 185 #if CONFIG_INGENIENT_DEMUXER
 186 // http://www.artificis.hu/files/texts/ingenient.txt
 187 static int ingenient_read_packet(AVFormatContext *s, AVPacket *pkt)
 188 {
 189     int ret, size, w, h, unk1, unk2;
 190
 191     if (get_le32(s->pb) != MKTAG('M', 'J', 'P', 'G'))
 192         return AVERROR(EIO); // FIXME
 193
 194     size = get_le32(s->pb);
 195
 196     w = get_le16(s->pb);
 197     h = get_le16(s->pb);
 198
 199     url_fskip(s->pb, 8); // zero + size (padded?)
 200     url_fskip(s->pb, 2);
 201     unk1 = get_le16(s->pb);
 202     unk2 = get_le16(s->pb);
 203     url_fskip(s->pb, 22); // ASCII timestamp
 204
 205     av_log(s, AV_LOG_DEBUG, "Ingenient packet: size=%d, width=%d, height=%d, unk1=%d unk2=%d\n",
 206         size, w, h, unk1, unk2);
 207
 208     if (av_new_packet(pkt, size) < 0)
 209         return AVERROR(EIO);
 210
 211     pkt->pos = url_ftell(s->pb);
 212     pkt->stream_index = 0;
 213     ret = get_buffer(s->pb, pkt->data, size);
 214     if (ret <= 0) {
 215         av_free_packet(pkt);
 216         return AVERROR(EIO);
 217     }
 218     pkt->size = ret;
 219     return ret;
 220 }
 221 #endif
 222
 223 #if CONFIG_DEMUXERS
 224 int pcm_read_seek(AVFormatContext *s,
 225                   int stream_index, int64_t timestamp, int flags)
 226 {
 227     AVStream *st;
 228     int block_align, byte_rate, ret;
 229     int64_t pos;
 230
 231     st = s->streams[0];
 232
 233     block_align = st->codec->block_align ? st->codec->block_align :
 234         (av_get_bits_per_sample(st->codec->codec_id) * st->codec->channels) >> 3;
 235     byte_rate = st->codec->bit_rate ? st->codec->bit_rate >> 3 :
 236         block_align * st->codec->sample_rate;
 237
 238     if (block_align <= 0 || byte_rate <= 0)
 239         return -1;
 240     if (timestamp < 0) timestamp = 0;
 241
 242     /* compute the position by aligning it to block_align */
 243     pos = av_rescale_rnd(timestamp * byte_rate,
 244                          st->time_base.num,
 245                          st->time_base.den * (int64_t)block_align,
 246                          (flags & AVSEEK_FLAG_BACKWARD) ? AV_ROUND_DOWN : AV_ROUND_UP);
 247     pos *= block_align;
 248
 249     /* recompute exact position */
 250     st->cur_dts = av_rescale(pos, st->time_base.den, byte_rate * (int64_t)st->time_base.num);
 251     if ((ret = url_fseek(s->pb, pos + s->data_offset, SEEK_SET)) < 0)
 252         return ret;
 253     return 0;
 254 }
 255
 256 static int audio_read_header(AVFormatContext *s,
 257                              AVFormatParameters *ap)
 258 {
 259     AVStream *st = av_new_stream(s, 0);
 260     if (!st)
 261         return AVERROR(ENOMEM);
 262     st->codec->codec_type = CODEC_TYPE_AUDIO;
 263     st->codec->codec_id = s->iformat->value;
 264     st->need_parsing = AVSTREAM_PARSE_FULL;
 265     /* the parameters will be extracted from the compressed bitstream */
 266
 267     return 0;
 268 }
 269
 270 /* MPEG-1/H.263 input */
 271 static int video_read_header(AVFormatContext *s,
 272                              AVFormatParameters *ap)
 273 {
 274     AVStream *st;
 275
 276     st = av_new_stream(s, 0);
 277     if (!st)
 278         return AVERROR(ENOMEM);
 279
 280     st->codec->codec_type = CODEC_TYPE_VIDEO;
 281     st->codec->codec_id = s->iformat->value;
 282     st->need_parsing = AVSTREAM_PARSE_FULL;
 283
 284     /* for MJPEG, specify frame rate */
 285     /* for MPEG-4 specify it, too (most MPEG-4 streams do not have the fixed_vop_rate set ...)*/
 286     if (ap->time_base.num) {
 287         st->codec->time_base= ap->time_base;
 288     } else if ( st->codec->codec_id == CODEC_ID_MJPEG ||
 289                 st->codec->codec_id == CODEC_ID_MPEG4 ||
 290                 st->codec->codec_id == CODEC_ID_DIRAC ||
 291                 st->codec->codec_id == CODEC_ID_H264) {
 292         st->codec->time_base= (AVRational){1,25};
 293     }
 294     av_set_pts_info(st, 64, 1, 1200000);
 295
 296     return 0;
 297 }
 298 #endif
 299
 300 #if CONFIG_MPEGVIDEO_DEMUXER
 301 #define SEQ_START_CODE          0x000001b3
 302 #define GOP_START_CODE          0x000001b8
 303 #define PICTURE_START_CODE      0x00000100
 304 #define SLICE_START_CODE        0x00000101
 305 #define PACK_START_CODE         0x000001ba
 306 #define VIDEO_ID                0x000001e0
 307 #define AUDIO_ID                0x000001c0
 308
 309 static int mpegvideo_probe(AVProbeData *p)
 310 {
 311     uint32_t code= -1;
 312     int pic=0, seq=0, slice=0, pspack=0, pes=0;
 313     int i;
 314
 315     for(i=0; i<p->buf_size; i++){
 316         code = (code<<8) + p->buf[i];
 317         if ((code & 0xffffff00) == 0x100) {
 318             switch(code){
 319             case     SEQ_START_CODE:   seq++; break;
 320             case PICTURE_START_CODE:   pic++; break;
 321             case   SLICE_START_CODE: slice++; break;
 322             case    PACK_START_CODE: pspack++; break;
 323             }
 324             if     ((code & 0x1f0) == VIDEO_ID)   pes++;
 325             else if((code & 0x1e0) == AUDIO_ID)   pes++;
 326         }
 327     }
 328     if(seq && seq*9<=pic*10 && pic*9<=slice*10 && !pspack && !pes)
 329         return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
 330     return 0;
 331 }
 332
 333 #define CAVS_SEQ_START_CODE       0x000001b0
 334 #define CAVS_PIC_I_START_CODE     0x000001b3
 335 #define CAVS_UNDEF_START_CODE     0x000001b4
 336 #define CAVS_PIC_PB_START_CODE    0x000001b6
 337 #define CAVS_VIDEO_EDIT_CODE      0x000001b7
 338 #define CAVS_PROFILE_JIZHUN       0x20
 339
 340 static int cavsvideo_probe(AVProbeData *p)
 341 {
 342     uint32_t code= -1;
 343     int pic=0, seq=0, slice_pos = 0;
 344     int i;
 345
 346     for(i=0; i<p->buf_size; i++){
 347         code = (code<<8) + p->buf[i];
 348         if ((code & 0xffffff00) == 0x100) {
 349             if(code < CAVS_SEQ_START_CODE) {
 350                 /* slices have to be consecutive */
 351                 if(code < slice_pos)
 352                     return 0;
 353                 slice_pos = code;
 354             } else {
 355                 slice_pos = 0;
 356             }
 357             if (code == CAVS_SEQ_START_CODE) {
 358                 seq++;
 359                 /* check for the only currently supported profile */
 360                 if(p->buf[i+1] != CAVS_PROFILE_JIZHUN)
 361                     return 0;
 362             } else if ((code == CAVS_PIC_I_START_CODE) ||
 363                        (code == CAVS_PIC_PB_START_CODE)) {
 364                 pic++;
 365             } else if ((code == CAVS_UNDEF_START_CODE) ||
 366                        (code >  CAVS_VIDEO_EDIT_CODE)) {
 367                 return 0;
 368             }
 369         }
 370     }
 371     if(seq && seq*9<=pic*10)
 372         return AVPROBE_SCORE_MAX/2;
 373     return 0;
 374 }
 375 #endif
 376
 377 #if CONFIG_M4V_DEMUXER
 378 #define VISUAL_OBJECT_START_CODE       0x000001b5
 379 #define VOP_START_CODE                 0x000001b6
 380
 381 static int mpeg4video_probe(AVProbeData *probe_packet)
 382 {
 383     uint32_t temp_buffer= -1;
 384     int VO=0, VOL=0, VOP = 0, VISO = 0, res=0;
 385     int i;
 386
 387     for(i=0; i<probe_packet->buf_size; i++){
 388         temp_buffer = (temp_buffer<<8) + probe_packet->buf[i];
 389         if ((temp_buffer & 0xffffff00) != 0x100)
 390             continue;
 391
 392         if (temp_buffer == VOP_START_CODE)                         VOP++;
 393         else if (temp_buffer == VISUAL_OBJECT_START_CODE)          VISO++;
 394         else if (temp_buffer < 0x120)                              VO++;
 395         else if (temp_buffer < 0x130)                              VOL++;
 396         else if (   !(0x1AF < temp_buffer && temp_buffer < 0x1B7)
 397                  && !(0x1B9 < temp_buffer && temp_buffer < 0x1C4)) res++;
 398     }
 399
 400     if ( VOP >= VISO && VOP >= VOL && VO >= VOL && VOL > 0 && res==0)
 401         return AVPROBE_SCORE_MAX/2;
 402     return 0;
 403 }
 404 #endif
 405
 406 #if CONFIG_H264_DEMUXER
 407 static int h264_probe(AVProbeData *p)
 408 {
 409     uint32_t code= -1;
 410     int sps=0, pps=0, idr=0, res=0, sli=0;
 411     int i;
 412
 413     for(i=0; i<p->buf_size; i++){
 414         code = (code<<8) + p->buf[i];
 415         if ((code & 0xffffff00) == 0x100) {
 416             int ref_idc= (code>>5)&3;
 417             int type   = code & 0x1F;
 418             static const int8_t ref_zero[32]={
 419                 2, 0, 0, 0, 0,-1, 1,-1,
 420                -1, 1, 1, 1, 1,-1, 2, 2,
 421                 2, 2, 2, 0, 2, 2, 2, 2,
 422                 2, 2, 2, 2, 2, 2, 2, 2
 423             };
 424
 425             if(code & 0x80) //forbidden bit
 426                 return 0;
 427
 428             if(ref_zero[type] == 1 && ref_idc)
 429                 return 0;
 430             if(ref_zero[type] ==-1 && !ref_idc)
 431                 return 0;
 432             if(ref_zero[type] == 2)
 433                 res++;
 434
 435             switch(type){
 436             case     1:   sli++; break;
 437             case     5:   idr++; break;
 438             case     7:
 439                 if(p->buf[i+2]&0x0F)
 440                     return 0;
 441                 sps++;
 442                 break;
 443             case     8:   pps++; break;
 444             }
 445         }
 446     }
 447     if(sps && pps && (idr||sli>3) && res<(sps+pps+idr))
 448         return AVPROBE_SCORE_MAX/2+1; // +1 for .mpg
 449     return 0;
 450 }
 451 #endif
 452
 453 #if CONFIG_H263_DEMUXER
 454 static int h263_probe(AVProbeData *p)
 455 {
 456     int code;
 457     const uint8_t *d;
 458
 459     d = p->buf;
 460     code = (d[0] << 14) | (d[1] << 6) | (d[2] >> 2);
 461     if (code == 0x20) {
 462         return 50;
 463     }
 464     return 0;
 465 }
 466 #endif
 467
 468 #if CONFIG_H261_DEMUXER
 469 static int h261_probe(AVProbeData *p)
 470 {
 471     int code;
 472     const uint8_t *d;
 473
 474     d = p->buf;
 475     code = (d[0] << 12) | (d[1] << 4) | (d[2] >> 4);
 476     if (code == 0x10) {
 477         return 50;
 478     }
 479     return 0;
 480 }
 481 #endif
 482
 483 #if CONFIG_DTS_DEMUXER
 484 #define DCA_MARKER_14B_BE 0x1FFFE800
 485 #define DCA_MARKER_14B_LE 0xFF1F00E8
 486 #define DCA_MARKER_RAW_BE 0x7FFE8001
 487 #define DCA_MARKER_RAW_LE 0xFE7F0180
 488 static int dts_probe(AVProbeData *p)
 489 {
 490     const uint8_t *buf, *bufp;
 491     uint32_t state = -1;
 492
 493     buf = p->buf;
 494
 495     for(; buf < (p->buf+p->buf_size)-2; buf+=2) {
 496         bufp = buf;
 497         state = (state << 16) | bytestream_get_be16(&bufp);
 498
 499         /* regular bitstream */
 500         if (state == DCA_MARKER_RAW_BE || state == DCA_MARKER_RAW_LE)
 501             return AVPROBE_SCORE_MAX/2+1;
 502
 503         /* 14 bits big-endian bitstream */
 504         if (state == DCA_MARKER_14B_BE)
 505             if ((bytestream_get_be16(&bufp) & 0xFFF0) == 0x07F0)
 506                 return AVPROBE_SCORE_MAX/2+1;
 507
 508         /* 14 bits little-endian bitstream */
 509         if (state == DCA_MARKER_14B_LE)
 510             if ((bytestream_get_be16(&bufp) & 0xF0FF) == 0xF007)
 511                 return AVPROBE_SCORE_MAX/2+1;
 512     }
 513
 514     return 0;
 515 }
 516 #endif
 517
 518 #if CONFIG_DIRAC_DEMUXER
 519 static int dirac_probe(AVProbeData *p)
 520 {
 521     if (AV_RL32(p->buf) == MKTAG('B', 'B', 'C', 'D'))
 522         return AVPROBE_SCORE_MAX;
 523     else
 524         return 0;
 525 }
 526 #endif
 527
 528 #if CONFIG_DNXHD_DEMUXER
 529 static int dnxhd_probe(AVProbeData *p)
 530 {
 531     static const uint8_t header[] = {0x00,0x00,0x02,0x80,0x01};
 532     if (!memcmp(p->buf, header, 5))
 533         return AVPROBE_SCORE_MAX;
 534     else
 535         return 0;
 536 }
 537 #endif
 538
 539 #if CONFIG_AC3_DEMUXER || CONFIG_EAC3_DEMUXER
 540 static int ac3_eac3_probe(AVProbeData *p, enum CodecID expected_codec_id)
 541 {
 542     int max_frames, first_frames = 0, frames;
 543     uint8_t *buf, *buf2, *end;
 544     AC3HeaderInfo hdr;
 545     GetBitContext gbc;
 546     enum CodecID codec_id = CODEC_ID_AC3;
 547
 548     max_frames = 0;
 549     buf = p->buf;
 550     end = buf + p->buf_size;
 551
 552     for(; buf < end; buf++) {
 553         buf2 = buf;
 554
 555         for(frames = 0; buf2 < end; frames++) {
 556             init_get_bits(&gbc, buf2, 54);
 557             if(ff_ac3_parse_header(&gbc, &hdr) < 0)
 558                 break;
 559             if(buf2 + hdr.frame_size > end ||
 560                av_crc(av_crc_get_table(AV_CRC_16_ANSI), 0, buf2 + 2, hdr.frame_size - 2))
 561                 break;
 562             if (hdr.bitstream_id > 10)
 563                 codec_id = CODEC_ID_EAC3;
 564             buf2 += hdr.frame_size;
 565         }
 566         max_frames = FFMAX(max_frames, frames);
 567         if(buf == p->buf)
 568             first_frames = frames;
 569     }
 570     if(codec_id != expected_codec_id) return 0;
 571     if   (first_frames>=3) return AVPROBE_SCORE_MAX * 3 / 4;
 572     else if(max_frames>=3) return AVPROBE_SCORE_MAX / 2;
 573     else if(max_frames>=1) return 1;
 574     else                   return 0;
 575 }
 576 #endif
 577
 578 #if CONFIG_AC3_DEMUXER
 579 static int ac3_probe(AVProbeData *p)
 580 {
 581     return ac3_eac3_probe(p, CODEC_ID_AC3);
 582 }
 583 #endif
 584
 585 #if CONFIG_EAC3_DEMUXER
 586 static int eac3_probe(AVProbeData *p)
 587 {
 588     return ac3_eac3_probe(p, CODEC_ID_EAC3);
 589 }
 590 #endif
 591
 592 #if CONFIG_AAC_DEMUXER
 593 static int adts_aac_probe(AVProbeData *p)
 594 {
 595     int max_frames = 0, first_frames = 0;
 596     int fsize, frames;
 597     uint8_t *buf0 = p->buf;
 598     uint8_t *buf2;
 599     uint8_t *buf;
 600     uint8_t *end = buf0 + p->buf_size - 7;
 601
 602     if (ff_id3v2_match(buf0)) {
 603         buf0 += ff_id3v2_tag_len(buf0);
 604     }
 605     buf = buf0;
 606
 607     for(; buf < end; buf= buf2+1) {
 608         buf2 = buf;
 609
 610         for(frames = 0; buf2 < end; frames++) {
 611             uint32_t header = AV_RB16(buf2);
 612             if((header&0xFFF6) != 0xFFF0)
 613                 break;
 614             fsize = (AV_RB32(buf2+3)>>13) & 0x8FFF;
 615             if(fsize < 7)
 616                 break;
 617             buf2 += fsize;
 618         }
 619         max_frames = FFMAX(max_frames, frames);
 620         if(buf == buf0)
 621             first_frames= frames;
 622     }
 623     if   (first_frames>=3) return AVPROBE_SCORE_MAX/2+1;
 624     else if(max_frames>500)return AVPROBE_SCORE_MAX/2;
 625     else if(max_frames>=3) return AVPROBE_SCORE_MAX/4;
 626     else if(max_frames>=1) return 1;
 627     else                   return 0;
 628 }
 629
 630 static int adts_aac_read_header(AVFormatContext *s,
 631                                 AVFormatParameters *ap)
 632 {
 633     AVStream *st;
 634
 635     st = av_new_stream(s, 0);
 636     if (!st)
 637         return AVERROR(ENOMEM);
 638
 639     st->codec->codec_type = CODEC_TYPE_AUDIO;
 640     st->codec->codec_id = s->iformat->value;
 641     st->need_parsing = AVSTREAM_PARSE_FULL;
 642
 643     ff_id3v1_read(s);
 644     ff_id3v2_read(s);
 645
 646     return 0;
 647 }
 648
 649 #endif
 650
 651 /* Note: Do not forget to add new entries to the Makefile as well. */
 652
 653 #if CONFIG_AAC_DEMUXER
 654 AVInputFormat aac_demuxer = {
 655     "aac",
 656     NULL_IF_CONFIG_SMALL("raw ADTS AAC"),
 657     0,
 658     adts_aac_probe,
 659     adts_aac_read_header,
 660     ff_raw_read_partial_packet,
 661     .flags= AVFMT_GENERIC_INDEX,
 662     .extensions = "aac",
 663     .value = CODEC_ID_AAC,
 664 };
 665 #endif
 666
 667 #if CONFIG_AC3_DEMUXER
 668 AVInputFormat ac3_demuxer = {
 669     "ac3",
 670     NULL_IF_CONFIG_SMALL("raw AC-3"),
 671     0,
 672     ac3_probe,
 673     audio_read_header,
 674     ff_raw_read_partial_packet,
 675     .flags= AVFMT_GENERIC_INDEX,
 676     .extensions = "ac3",
 677     .value = CODEC_ID_AC3,
 678 };
 679 #endif
 680
 681 #if CONFIG_AC3_MUXER
 682 AVOutputFormat ac3_muxer = {
 683     "ac3",
 684     NULL_IF_CONFIG_SMALL("raw AC-3"),
 685     "audio/x-ac3",
 686     "ac3",
 687     0,
 688     CODEC_ID_AC3,
 689     CODEC_ID_NONE,
 690     NULL,
 691     raw_write_packet,
 692     .flags= AVFMT_NOTIMESTAMPS,
 693 };
 694 #endif
 695
 696 #if CONFIG_DIRAC_DEMUXER
 697 AVInputFormat dirac_demuxer = {
 698     "dirac",
 699     NULL_IF_CONFIG_SMALL("raw Dirac"),
 700     0,
 701     dirac_probe,
 702     video_read_header,
 703     ff_raw_read_partial_packet,
 704     .flags= AVFMT_GENERIC_INDEX,
 705     .value = CODEC_ID_DIRAC,
 706 };
 707 #endif
 708
 709 #if CONFIG_DIRAC_MUXER
 710 AVOutputFormat dirac_muxer = {
 711     "dirac",
 712     NULL_IF_CONFIG_SMALL("raw Dirac"),
 713     NULL,
 714     "drc",
 715     0,
 716     CODEC_ID_NONE,
 717     CODEC_ID_DIRAC,
 718     NULL,
 719     raw_write_packet,
 720     .flags= AVFMT_NOTIMESTAMPS,
 721 };
 722 #endif
 723
 724 #if CONFIG_DNXHD_DEMUXER
 725 AVInputFormat dnxhd_demuxer = {
 726     "dnxhd",
 727     NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
 728     0,
 729     dnxhd_probe,
 730     video_read_header,
 731     ff_raw_read_partial_packet,
 732     .flags= AVFMT_GENERIC_INDEX,
 733     .value = CODEC_ID_DNXHD,
 734 };
 735 #endif
 736
 737 #if CONFIG_DNXHD_MUXER
 738 AVOutputFormat dnxhd_muxer = {
 739     "dnxhd",
 740     NULL_IF_CONFIG_SMALL("raw DNxHD (SMPTE VC-3)"),
 741     NULL,
 742     "dnxhd",
 743     0,
 744     CODEC_ID_NONE,
 745     CODEC_ID_DNXHD,
 746     NULL,
 747     raw_write_packet,
 748     .flags= AVFMT_NOTIMESTAMPS,
 749 };
 750 #endif
 751
 752 #if CONFIG_DTS_DEMUXER
 753 AVInputFormat dts_demuxer = {
 754     "dts",
 755     NULL_IF_CONFIG_SMALL("raw DTS"),
 756     0,
 757     dts_probe,
 758     audio_read_header,
 759     ff_raw_read_partial_packet,
 760     .flags= AVFMT_GENERIC_INDEX,
 761     .extensions = "dts",
 762     .value = CODEC_ID_DTS,
 763 };
 764 #endif
 765
 766 #if CONFIG_DTS_MUXER
 767 AVOutputFormat dts_muxer = {
 768     "dts",
 769     NULL_IF_CONFIG_SMALL("raw DTS"),
 770     "audio/x-dca",
 771     "dts",
 772     0,
 773     CODEC_ID_DTS,
 774     CODEC_ID_NONE,
 775     NULL,
 776     raw_write_packet,
 777     .flags= AVFMT_NOTIMESTAMPS,
 778 };
 779 #endif
 780
 781 #if CONFIG_EAC3_DEMUXER
 782 AVInputFormat eac3_demuxer = {
 783     "eac3",
 784     NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 785     0,
 786     eac3_probe,
 787     audio_read_header,
 788     ff_raw_read_partial_packet,
 789     .flags= AVFMT_GENERIC_INDEX,
 790     .extensions = "eac3",
 791     .value = CODEC_ID_EAC3,
 792 };
 793 #endif
 794
 795 #if CONFIG_EAC3_MUXER
 796 AVOutputFormat eac3_muxer = {
 797     "eac3",
 798     NULL_IF_CONFIG_SMALL("raw E-AC-3"),
 799     "audio/x-eac3",
 800     "eac3",
 801     0,
 802     CODEC_ID_EAC3,
 803     CODEC_ID_NONE,
 804     NULL,
 805     raw_write_packet,
 806     .flags= AVFMT_NOTIMESTAMPS,
 807 };
 808 #endif
 809
 810 #if CONFIG_GSM_DEMUXER
 811 AVInputFormat gsm_demuxer = {
 812     "gsm",
 813     NULL_IF_CONFIG_SMALL("raw GSM"),
 814     0,
 815     NULL,
 816     audio_read_header,
 817     ff_raw_read_partial_packet,
 818     .flags= AVFMT_GENERIC_INDEX,
 819     .extensions = "gsm",
 820     .value = CODEC_ID_GSM,
 821 };
 822 #endif
 823
 824 #if CONFIG_H261_DEMUXER
 825 AVInputFormat h261_demuxer = {
 826     "h261",
 827     NULL_IF_CONFIG_SMALL("raw H.261"),
 828     0,
 829     h261_probe,
 830     video_read_header,
 831     ff_raw_read_partial_packet,
 832     .flags= AVFMT_GENERIC_INDEX,
 833     .extensions = "h261",
 834     .value = CODEC_ID_H261,
 835 };
 836 #endif
 837
 838 #if CONFIG_H261_MUXER
 839 AVOutputFormat h261_muxer = {
 840     "h261",
 841     NULL_IF_CONFIG_SMALL("raw H.261"),
 842     "video/x-h261",
 843     "h261",
 844     0,
 845     CODEC_ID_NONE,
 846     CODEC_ID_H261,
 847     NULL,
 848     raw_write_packet,
 849     .flags= AVFMT_NOTIMESTAMPS,
 850 };
 851 #endif
 852
 853 #if CONFIG_H263_DEMUXER
 854 AVInputFormat h263_demuxer = {
 855     "h263",
 856     NULL_IF_CONFIG_SMALL("raw H.263"),
 857     0,
 858     h263_probe,
 859     video_read_header,
 860     ff_raw_read_partial_packet,
 861     .flags= AVFMT_GENERIC_INDEX,
 862 //    .extensions = "h263", //FIXME remove after writing mpeg4_probe
 863     .value = CODEC_ID_H263,
 864 };
 865 #endif
 866
 867 #if CONFIG_H263_MUXER
 868 AVOutputFormat h263_muxer = {
 869     "h263",
 870     NULL_IF_CONFIG_SMALL("raw H.263"),
 871     "video/x-h263",
 872     "h263",
 873     0,
 874     CODEC_ID_NONE,
 875     CODEC_ID_H263,
 876     NULL,
 877     raw_write_packet,
 878     .flags= AVFMT_NOTIMESTAMPS,
 879 };
 880 #endif
 881
 882 #if CONFIG_H264_DEMUXER
 883 AVInputFormat h264_demuxer = {
 884     "h264",
 885     NULL_IF_CONFIG_SMALL("raw H.264 video format"),
 886     0,
 887     h264_probe,
 888     video_read_header,
 889     ff_raw_read_partial_packet,
 890     .flags= AVFMT_GENERIC_INDEX,
 891     .extensions = "h26l,h264,264", //FIXME remove after writing mpeg4_probe
 892     .value = CODEC_ID_H264,
 893 };
 894 #endif
 895
 896 #if CONFIG_H264_MUXER
 897 AVOutputFormat h264_muxer = {
 898     "h264",
 899     NULL_IF_CONFIG_SMALL("raw H.264 video format"),
 900     NULL,
 901     "h264",
 902     0,
 903     CODEC_ID_NONE,
 904     CODEC_ID_H264,
 905     NULL,
 906     raw_write_packet,
 907     .flags= AVFMT_NOTIMESTAMPS,
 908 };
 909 #endif
 910
 911 #if CONFIG_INGENIENT_DEMUXER
 912 AVInputFormat ingenient_demuxer = {
 913     "ingenient",
 914     NULL_IF_CONFIG_SMALL("raw Ingenient MJPEG"),
 915     0,
 916     NULL,
 917     video_read_header,
 918     ingenient_read_packet,
 919     .flags= AVFMT_GENERIC_INDEX,
 920     .extensions = "cgi", // FIXME
 921     .value = CODEC_ID_MJPEG,
 922 };
 923 #endif
 924
 925 #if CONFIG_M4V_DEMUXER
 926 AVInputFormat m4v_demuxer = {
 927     "m4v",
 928     NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
 929     0,
 930     mpeg4video_probe, /** probing for MPEG-4 data */
 931     video_read_header,
 932     ff_raw_read_partial_packet,
 933     .flags= AVFMT_GENERIC_INDEX,
 934     .extensions = "m4v",
 935     .value = CODEC_ID_MPEG4,
 936 };
 937 #endif
 938
 939 #if CONFIG_M4V_MUXER
 940 AVOutputFormat m4v_muxer = {
 941     "m4v",
 942     NULL_IF_CONFIG_SMALL("raw MPEG-4 video format"),
 943     NULL,
 944     "m4v",
 945     0,
 946     CODEC_ID_NONE,
 947     CODEC_ID_MPEG4,
 948     NULL,
 949     raw_write_packet,
 950     .flags= AVFMT_NOTIMESTAMPS,
 951 };
 952 #endif
 953
 954 #if CONFIG_MJPEG_DEMUXER
 955 AVInputFormat mjpeg_demuxer = {
 956     "mjpeg",
 957     NULL_IF_CONFIG_SMALL("raw MJPEG video"),
 958     0,
 959     NULL,
 960     video_read_header,
 961     ff_raw_read_partial_packet,
 962     .flags= AVFMT_GENERIC_INDEX,
 963     .extensions = "mjpg,mjpeg",
 964     .value = CODEC_ID_MJPEG,
 965 };
 966 #endif
 967
 968 #if CONFIG_MJPEG_MUXER
 969 AVOutputFormat mjpeg_muxer = {
 970     "mjpeg",
 971     NULL_IF_CONFIG_SMALL("raw MJPEG video"),
 972     "video/x-mjpeg",
 973     "mjpg,mjpeg",
 974     0,
 975     CODEC_ID_NONE,
 976     CODEC_ID_MJPEG,
 977     NULL,
 978     raw_write_packet,
 979     .flags= AVFMT_NOTIMESTAMPS,
 980 };
 981 #endif
 982
 983 #if CONFIG_MLP_DEMUXER
 984 AVInputFormat mlp_demuxer = {
 985     "mlp",
 986     NULL_IF_CONFIG_SMALL("raw MLP"),
 987     0,
 988     NULL,
 989     audio_read_header,
 990     ff_raw_read_partial_packet,
 991     .flags= AVFMT_GENERIC_INDEX,
 992     .extensions = "mlp",
 993     .value = CODEC_ID_MLP,
 994 };
 995 #endif
 996
 997 #if CONFIG_MLP_MUXER
 998 AVOutputFormat mlp_muxer = {
 999     "mlp",
1000     NULL_IF_CONFIG_SMALL("raw MLP"),
1001     NULL,
1002     "mlp",
1003     0,
1004     CODEC_ID_MLP,
1005     CODEC_ID_NONE,
1006     NULL,
1007     raw_write_packet,
1008     .flags= AVFMT_NOTIMESTAMPS,
1009 };
1010 #endif
1011
1012 #if CONFIG_TRUEHD_DEMUXER
1013 AVInputFormat truehd_demuxer = {
1014     "truehd",
1015     NULL_IF_CONFIG_SMALL("raw TrueHD"),
1016     0,
1017     NULL,
1018     audio_read_header,
1019     ff_raw_read_partial_packet,
1020     .flags= AVFMT_GENERIC_INDEX,
1021     .extensions = "thd",
1022     .value = CODEC_ID_TRUEHD,
1023 };
1024 #endif
1025
1026 #if CONFIG_TRUEHD_MUXER
1027 AVOutputFormat truehd_muxer = {
1028     "truehd",
1029     NULL_IF_CONFIG_SMALL("raw TrueHD"),
1030     NULL,
1031     "thd",
1032     0,
1033     CODEC_ID_TRUEHD,
1034     CODEC_ID_NONE,
1035     NULL,
1036     raw_write_packet,
1037     .flags= AVFMT_NOTIMESTAMPS,
1038 };
1039 #endif
1040
1041 #if CONFIG_MPEG1VIDEO_MUXER
1042 AVOutputFormat mpeg1video_muxer = {
1043     "mpeg1video",
1044     NULL_IF_CONFIG_SMALL("raw MPEG-1 video"),
1045     "video/x-mpeg",
1046     "mpg,mpeg,m1v",
1047     0,
1048     CODEC_ID_NONE,
1049     CODEC_ID_MPEG1VIDEO,
1050     NULL,
1051     raw_write_packet,
1052     .flags= AVFMT_NOTIMESTAMPS,
1053 };
1054 #endif
1055
1056 #if CONFIG_MPEG2VIDEO_MUXER
1057 AVOutputFormat mpeg2video_muxer = {
1058     "mpeg2video",
1059     NULL_IF_CONFIG_SMALL("raw MPEG-2 video"),
1060     NULL,
1061     "m2v",
1062     0,
1063     CODEC_ID_NONE,
1064     CODEC_ID_MPEG2VIDEO,
1065     NULL,
1066     raw_write_packet,
1067     .flags= AVFMT_NOTIMESTAMPS,
1068 };
1069 #endif
1070
1071 #if CONFIG_MPEGVIDEO_DEMUXER
1072 AVInputFormat mpegvideo_demuxer = {
1073     "mpegvideo",
1074     NULL_IF_CONFIG_SMALL("raw MPEG video"),
1075     0,
1076     mpegvideo_probe,
1077     video_read_header,
1078     ff_raw_read_partial_packet,
1079     .flags= AVFMT_GENERIC_INDEX,
1080     .value = CODEC_ID_MPEG1VIDEO,
1081 };
1082 #endif
1083
1084 #if CONFIG_CAVSVIDEO_DEMUXER
1085 AVInputFormat cavsvideo_demuxer = {
1086     "cavsvideo",
1087     NULL_IF_CONFIG_SMALL("raw Chinese AVS video"),
1088     0,
1089     cavsvideo_probe,
1090     video_read_header,
1091     ff_raw_read_partial_packet,
1092     .flags= AVFMT_GENERIC_INDEX,
1093     .value = CODEC_ID_CAVS,
1094 };
1095 #endif
1096
1097 #if CONFIG_NULL_MUXER
1098 AVOutputFormat null_muxer = {
1099     "null",
1100     NULL_IF_CONFIG_SMALL("raw null video format"),
1101     NULL,
1102     NULL,
1103     0,
1104 #ifdef WORDS_BIGENDIAN
1105     CODEC_ID_PCM_S16BE,
1106 #else
1107     CODEC_ID_PCM_S16LE,
1108 #endif
1109     CODEC_ID_RAWVIDEO,
1110     NULL,
1111     null_write_packet,
1112     .flags = AVFMT_NOFILE | AVFMT_RAWPICTURE | AVFMT_NOTIMESTAMPS,
1113 };
1114 #endif
1115
1116 #if CONFIG_RAWVIDEO_DEMUXER
1117 AVInputFormat rawvideo_demuxer = {
1118     "rawvideo",
1119     NULL_IF_CONFIG_SMALL("raw video format"),
1120     0,
1121     NULL,
1122     raw_read_header,
1123     rawvideo_read_packet,
1124     .flags= AVFMT_GENERIC_INDEX,
1125     .extensions = "yuv,cif,qcif,rgb",
1126     .value = CODEC_ID_RAWVIDEO,
1127 };
1128 #endif
1129
1130 #if CONFIG_RAWVIDEO_MUXER
1131 AVOutputFormat rawvideo_muxer = {
1132     "rawvideo",
1133     NULL_IF_CONFIG_SMALL("raw video format"),
1134     NULL,
1135     "yuv,rgb",
1136     0,
1137     CODEC_ID_NONE,
1138     CODEC_ID_RAWVIDEO,
1139     NULL,
1140     raw_write_packet,
1141     .flags= AVFMT_NOTIMESTAMPS,
1142 };
1143 #endif
1144
1145 #if CONFIG_ROQ_MUXER
1146 AVOutputFormat roq_muxer =
1147 {
1148     "RoQ",
1149     NULL_IF_CONFIG_SMALL("raw id RoQ format"),
1150     NULL,
1151     "roq",
1152     0,
1153     CODEC_ID_ROQ_DPCM,
1154     CODEC_ID_ROQ,
1155     roq_write_header,
1156     raw_write_packet,
1157 };
1158 #endif
1159
1160 #if CONFIG_SHORTEN_DEMUXER
1161 AVInputFormat shorten_demuxer = {
1162     "shn",
1163     NULL_IF_CONFIG_SMALL("raw Shorten"),
1164     0,
1165     NULL,
1166     audio_read_header,
1167     ff_raw_read_partial_packet,
1168     .flags= AVFMT_GENERIC_INDEX,
1169     .extensions = "shn",
1170     .value = CODEC_ID_SHORTEN,
1171 };
1172 #endif
1173
1174 #if CONFIG_VC1_DEMUXER
1175 AVInputFormat vc1_demuxer = {
1176     "vc1",
1177     NULL_IF_CONFIG_SMALL("raw VC-1"),
1178     0,
1179     NULL /* vc1_probe */,
1180     video_read_header,
1181     ff_raw_read_partial_packet,
1182     .extensions = "vc1",
1183     .value = CODEC_ID_VC1,
1184 };
1185 #endif
1186
1187 /* PCM formats */
1188
1189 #define PCMINPUTDEF(name, long_name, ext, codec) \
1190 AVInputFormat pcm_ ## name ## _demuxer = {\
1191     #name,\
1192     NULL_IF_CONFIG_SMALL(long_name),\
1193     0,\
1194     NULL,\
1195     raw_read_header,\
1196     raw_read_packet,\
1197     NULL,\
1198     pcm_read_seek,\
1199     .flags= AVFMT_GENERIC_INDEX,\
1200     .extensions = ext,\
1201     .value = codec,\
1202 };
1203
1204 #define PCMOUTPUTDEF(name, long_name, ext, codec) \
1205 AVOutputFormat pcm_ ## name ## _muxer = {\
1206     #name,\
1207     NULL_IF_CONFIG_SMALL(long_name),\
1208     NULL,\
1209     ext,\
1210     0,\
1211     codec,\
1212     CODEC_ID_NONE,\
1213     NULL,\
1214     raw_write_packet,\
1215     .flags= AVFMT_NOTIMESTAMPS,\
1216 };
1217
1218
1219 #if  !CONFIG_MUXERS && CONFIG_DEMUXERS
1220 #define PCMDEF(name, long_name, ext, codec) \
1221         PCMINPUTDEF(name, long_name, ext, codec)
1222 #elif CONFIG_MUXERS && !CONFIG_DEMUXERS
1223 #define PCMDEF(name, long_name, ext, codec) \
1224         PCMOUTPUTDEF(name, long_name, ext, codec)
1225 #elif CONFIG_MUXERS && CONFIG_DEMUXERS
1226 #define PCMDEF(name, long_name, ext, codec) \
1227         PCMINPUTDEF(name, long_name, ext, codec)\
1228         PCMOUTPUTDEF(name, long_name, ext, codec)
1229 #else
1230 #define PCMDEF(name, long_name, ext, codec)
1231 #endif
1232
1233 #ifdef WORDS_BIGENDIAN
1234 #define BE_DEF(s) s
1235 #define LE_DEF(s) NULL
1236 #else
1237 #define BE_DEF(s) NULL
1238 #define LE_DEF(s) s
1239 #endif
1240
1241 PCMDEF(f64be, "PCM 64 bit floating-point big-endian format",
1242        NULL, CODEC_ID_PCM_F64BE)
1243
1244 PCMDEF(f64le, "PCM 64 bit floating-point little-endian format",
1245        NULL, CODEC_ID_PCM_F64LE)
1246
1247 PCMDEF(f32be, "PCM 32 bit floating-point big-endian format",
1248        NULL, CODEC_ID_PCM_F32BE)
1249
1250 PCMDEF(f32le, "PCM 32 bit floating-point little-endian format",
1251        NULL, CODEC_ID_PCM_F32LE)
1252
1253 PCMDEF(s32be, "PCM signed 32 bit big-endian format",
1254        NULL, CODEC_ID_PCM_S32BE)
1255
1256 PCMDEF(s32le, "PCM signed 32 bit little-endian format",
1257        NULL, CODEC_ID_PCM_S32LE)
1258
1259 PCMDEF(s24be, "PCM signed 24 bit big-endian format",
1260        NULL, CODEC_ID_PCM_S24BE)
1261
1262 PCMDEF(s24le, "PCM signed 24 bit little-endian format",
1263        NULL, CODEC_ID_PCM_S24LE)
1264
1265 PCMDEF(s16be, "PCM signed 16 bit big-endian format",
1266        BE_DEF("sw"), CODEC_ID_PCM_S16BE)
1267
1268 PCMDEF(s16le, "PCM signed 16 bit little-endian format",
1269        LE_DEF("sw"), CODEC_ID_PCM_S16LE)
1270
1271 PCMDEF(s8, "PCM signed 8 bit format",
1272        "sb", CODEC_ID_PCM_S8)
1273
1274 PCMDEF(u32be, "PCM unsigned 32 bit big-endian format",
1275        NULL, CODEC_ID_PCM_U32BE)
1276
1277 PCMDEF(u32le, "PCM unsigned 32 bit little-endian format",
1278        NULL, CODEC_ID_PCM_U32LE)
1279
1280 PCMDEF(u24be, "PCM unsigned 24 bit big-endian format",
1281        NULL, CODEC_ID_PCM_U24BE)
1282
1283 PCMDEF(u24le, "PCM unsigned 24 bit little-endian format",
1284        NULL, CODEC_ID_PCM_U24LE)
1285
1286 PCMDEF(u16be, "PCM unsigned 16 bit big-endian format",
1287        BE_DEF("uw"), CODEC_ID_PCM_U16BE)
1288
1289 PCMDEF(u16le, "PCM unsigned 16 bit little-endian format",
1290        LE_DEF("uw"), CODEC_ID_PCM_U16LE)
1291
1292 PCMDEF(u8, "PCM unsigned 8 bit format",
1293        "ub", CODEC_ID_PCM_U8)
1294
1295 PCMDEF(alaw, "PCM A-law format",
1296        "al", CODEC_ID_PCM_ALAW)
1297
1298 PCMDEF(mulaw, "PCM mu-law format",
1299        "ul", CODEC_ID_PCM_MULAW)